040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree f016209f695dad4bc20d65dc154940c7a7885a8a	library_desugar
040000 tree 87d27b997b01713dbda7a7617ad8beb3c5e49d6f	main
040000 tree 9d04a2a1c31b9618c6724af4f66a8209611fe6e2	test